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Appendix
Maintenance Indicators
■
The warning lights on the projector indicate problems inside the projector.
■
If a problem occurs, either the temperature warning indicator or the lamp indicator will illuminate
red, and the projector will enter the standby mode. After the projector has entered the standby
mode, follow the procedures given below.
Temperature warning indicator
Lamp indicator
Power indicator
About the temperature warning indicator
If the temperature inside the pro-
jector increases, due to blockage
of the air vents, or the setting lo-
cation, “
” will illuminate in
the lower left corner of the picture.
If the temperature keeps on rising,
the lamp will turn off and the tem-
perature warning indicator will blink,
the cooling fan will run for a further
90 seconds, and then the projector
will enter the standby mode. After
“
” appears, be sure to per-
form the following measures.
Maintenance indicator
Condition
Problem
Possible Solution
Temperature
warning
indicator
Normal
Abnormal
Off
Red on/
Standby
The internal
temperature is
abnormally high.
Abnormal
•
Blocked air intake
•
Relocate the projector to an area
with proper ventilation.
•
Cooling fan break-
down
•
Internal circuit failure
•
Clogged air intake
•
Take the projector to your nearest
Sharp Authorized Projector Dealer
or Service Center (see page
65
)
for repair.
Lamp
indicator
Red on/
Standby
The lamp does
not illuminate.
•
Burnt-out lamp
•
Lamp circuit failure
•
Carefully replace the lamp. (See
page
58
)
•
Take the projector to your nearest
Sharp Authorized Projector Dealer
or Service Center (see page
65
)
for repair.
•
Please exercise care when
replacing the lamp.
Red on
Time to change
the lamp
•
Remaining lamp life
becomes 5% or less.
Power
indicator
The power
indicator blinks
in red when the
projector is on.
•
The filter/lamp unit
cover is open.
•
Securely install the cover.
•
If the power indicator blinks even
when the filter/lamp unit cover is
securely installed, contact your
nearest Sharp Authorized Projec-
tor Dealer or Service Center for
advice.
Green on/
Red on
Red blinks
Green on
Green
blinks when
the lamp is
warming up
or shutting
down.
About the lamp indicator
■
The lamp life becomes 0%, when used
for approximately 4,500 hours with “Eco
Mode” or when used for approximately
3,000 hours with “Standard Mode” (see
page
45
).
■
When the remaining lamp life becomes
5% or less, “
” (yellow) will be displayed
on the screen. When the percentage be-
comes 0%, “
” will change to “
” (red),
the lamp will automatically turn off and
then the projector will automatically en-
ter the standby mode. At this time, the
lamp indicator will illuminate
in red.
■
If you try to turn on the projector a fourth
time without replacing the lamp, the pro-
jector will not turn on.
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